All Regions Europe BBC Weather forecasts when rain will return to London after 25C 10-day heatwave Nothing lasts forever, least of all sunshine in the UK My London – WeatherRead More About Author OTW Observer See author's posts Post navigation Previous BBC weather experts forecast exactly when 10 day London heatwave reaching 25C will hitNext When is hay fever season and why you may be affected at different times Related Stories London weather expert’s verdict on fog and misty conditions – when it will end All Regions Europe London weather expert’s verdict on fog and misty conditions – when it will end March 9, 2026 Date it will be sunny again as London set to be soaked by 11 days of rain All Regions Europe Date it will be sunny again as London set to be soaked by 11 days of rain March 9, 2026 BBC predicts miserable March with 11 days of straight rain All Regions Europe BBC predicts miserable March with 11 days of straight rain March 8, 2026